Error exporting DM Display portlet when root folder is set from an external repository (eg. Alfresco)

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 6.2.0 CE GA1, 6.2.10 EE GA1, 6.2.X EE, 7.0.0 M3
• Fix Version/s: 6.2.3 CE GA4, 6.2.X EE, 7.0.0 M1
• Component/s: Documents & Media, Sites Administration > Sites, Staging, Staging > Export/Import
• Labels:
  • QA-F
  • liferay-fixpack-portal-40-6210
• Branch Version/s:
  6.2.x
• Backported to Branch:
  Committed
• Fix Priority: 4
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/17269

Steps to reproduce:

1) Set up an external document repository (Documentum, Alfresco)
2) Put a DL Display portlet on a page
3) Set the root folder in the portlet configuration to a folder from the external repository
4) Export the portlet.

An error is being thrown (see attached file)